go crazy

idiomatic phrase

1
: to become mentally unsound
I must be going crazy. I can't find my car keys anywhere.
not used technically
2
: to act in a way that is out of control : to act wildly
We were just talking when he suddenly went crazy and started screaming.
The crowd went crazy when the team won the championship.

Examples of go crazy in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
A lot of songs are acoustic and the production just went crazy. Matt Minton, Variety, 16 May 2025 Social media was all for it as comment sections of many blogs went crazy. Amber Corrine, VIBE.com, 13 May 2025 The Democratic Convention, Chicago and those cops going crazy cracking heads. Samantha Bergeson, IndieWire, 6 May 2025 American Made These three teams went crazy after being given more time than any match. Alfred Konuwa, Forbes.com, 18 Apr. 2025 See All Example Sentences for go crazy

Word History

First Known Use

1743, in the meaning defined at sense 2

Time Traveler
The first known use of go crazy was in 1743

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Cite this Entry

“Go crazy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/go%20crazy. Accessed 21 May. 2025.

Last Updated: - Updated example sentences
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